Home / 1,134,555.16-1,565,678.22-625,258

Finding the Fourth Proportional to 1,134,555.16, 1,565,678.22 and 625,258

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Solution

The fourth proportional to 1,134,555.16, 1,565,678.22 and 625,258 is: 862,851.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,555.16 : 1,565,678.22 = 625,258 : x
  2. Step 2: Convert to fraction form
    1,134,555.16/1,565,678.22 = 625,258/x
  3. Step 3: Cross multiply
    1,134,555.16x = 1,565,678.22 × 625,258
  4. Step 4: Simplify right side
    1,134,555.16x = 978,952,832,480.76
  5. Step 5: Solve for x
    x = 978,952,832,480.76/1,134,555.16
  6. Step 6: Final answer
    x = 862,851.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.